zoonderkins

#!/bin/bash

# Function to download file
download_file() {
    url=$1
    file_name=$2

    if command -v wget > /dev/null; then
        wget "$url" -O "$file_name"
    elif command -v curl > /dev/null; then

zoonderkins

Check incoming and outgoing UDP traffic

# Outgoing
nc -v -u www.google.com 443

# Incoming
nc -v -u 1.1.1.1 443

zoonderkins

Modify GL-inet router ttl to 65

ip6tables -t mangle -I POSTROUTING -j HL --hl-set 65
iptables -t mangle -I POSTROUTING -j TTL --ttl-set 65

References

1. https://forum.gl-inet.com/t/gl-inet-axt1800-version-4-5-0-iptables-dont-have-module-to-set-ttl-to-65/36422

zoonderkins

Transfer tar file on the fly between vps

Setup temporary rclone webdav server

## Edit file: .config/rclone/rclone.conf

[my-dest-server]
type = webdav
url = http://webdav.xxx.com:8080

zoonderkins

Why

As of Aug 14, 2023 deadsnakes ppa remove Ubuntu 18 bionic support for Python3.9 Therefore, We have to manually make it.

Installation

must be root user

zoonderkins

Find the file with .torrent extension and delete it

# Find 
find . -name "*.torrent"

./xxx.torrent
./xxx1.torrent
./xxx2.torrent

zoonderkins

UUID Collection

URL browser ASCII code ref https://www.w3schools.com/tags/ref_urlencode.ASP

supercharge

const Str = require('@supercharge/strings')

zoonderkins

• Use curl to get the JSON response for the latest release
• Use grep to find the line containing file URL
• Use cut and tr to extract the URL
• Use wget to download it

curl -s https://api.github.com/repos/jgm/pandoc/releases/latest \
| grep "browser_download_url.*deb" \
| cut -d : -f 2,3 \
| tr -d \" \

zoonderkins

Knot resolver on Debian HTTP module not found

Error Message

kresd -c /etc/knot-resolver/53/kresd.conf
[system] error: module 'kres_modules.http' not found:
	no field package.preload['kres_modules.http']
	no file '/usr/lib/knot-resolver/kres_modules/http.lua'
	no file '/usr/lib/knot-resolver/kres_modules/http/init.lua'

zoonderkins

One line CLI remove node_modules

find . -name "node_modules" -type d -prune -print -exec rm -rf '{}' \;